.main {
    width: 100%;
    position: relative;
    overflow: hidden;
    min-height: calc(100vh - 50px);
    padding-top: 100px;
    background: #fff;

    >.page-nav {
        width: 15.6%;
        // text-align: center;
        float: left;
        padding-left: 60px;

        .nav-content {
            display: inline-block;
            margin: 0 auto;
            text-align: left;

            .sidebar-top {
                .list-group-item {
                    position: relative;
                    display: block;
                    padding: 0;
                    margin-bottom: -1px;
                    background-color: #fff;
                    border: 0;

                    >h4 {
                        padding: 10px 0;
                        font-size: 18px;
                        color: #000;
                        font-weight: bold;

                        >a {
                            padding: 10px 0;
                            font-size: 18px;
                            color: #000;
                            font-weight: bold;
                        }
                    }

                    .list-ul {
                        height: auto;
                        display: none;
                        // text-align: left;

                        li {
                            padding: 3px 0;

                            >a {
                                color: #000;
                                font-size: 14px;
                                line-height: 22px;
                            }
                        }
                    }
                }
            }

            .sidebar-bottom {
                margin-top: 80px;
                margin-bottom: 50px;

                &-item>h3,
                a {
                    padding: 8px 0;
                    font-size: 12px;
                    color: #000;
                    font-weight: normal;
                    cursor:Default;
                }

                ul {
                    display: none;
                    text-indent:7px;

                    li {
                        color: #333;
                        font-size: 12px;
                        padding-left: 5px;

                        >a {
                            color: #333;
                            font-size: 12px;
                            padding-left: 5px;
                            line-height: 22px;   
                        }
                    }
                }
            }
        }
    }

}